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Inventor: Barton; Richard J.
Address: Port Huron, MI
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6210266 |
Pressure relief valve and method of manufacturing the same |
April 3, 2001 |
| A flap-type pressure relief valve for venting of pressure out of, for example, an automobile passenger compartment has a flap assembly manufactured by a co-molding operation and inserted into a valve housing to block the flow of air therethrough. The valve flap assembly includes a fl |
| 6026852 |
Pressure relief valve and method of manufacturing the same |
February 22, 2000 |
| A pressure relief valve such as is used to relieve over-pressure in the passenger compartment of an automotive vehicle has valve flaps which are retained in connection with a housing by molded-in-place retainer strips. The valve is manufactured by an injection molding tool having a pair |
| 5804123 |
Method of making plastic part having parting line free O-ring groove for fluid outlet |
September 8, 1998 |
| A plastic molded part having a parting line free O-ring groove formed on a tubular portion of the part is made by molding the groove utilizing cooperating inner and outer axially moveable die portions in which an inner die member is withdrawn from the tubular plastic just before the |
| 5194038 |
One-way air valve |
March 16, 1993 |
| A one-way air valve for relieving pressure within the passenger compartment of an automobile includes a plastic frame having an air passage therethrough with a flap integrally molded with the frame but of more elastic material and connected to the frame by a living hinge. The flap is |
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